What will be the last digit of the product of 78643 to the power 6
x 54625 to the power 7?
Answers
Answered by
1
the last digit will be 5
...hope it will help
they would not have given that question then
A) 23
B) 24
C) 20
D) 17
B) 24
C) 20
D) 17
sorry i m weak in probability
but let me check
ok thnx
i think 17 is correct but u check it
no, its 23
mmm let me see
ok
Answered by
1
The last digit of 78643 is 3
and 3 power 6 ends with 9
The last digit of 54625 is 5
and 5 power 7 ends with 5
Multiplying the last digits,
9x5=45
Therefore,78643 to the power 6
x 54625 to the power 7 ends with 5
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